* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-dark: #040a1d;
  --color-navy: #08143b;
  --color-navy-rgb: 8, 20, 59;
  --color-white: #ffffff;
  --color-white-rgb: 255, 255, 255;
  --color-cyan: #3dfefd;
  --color-cyan-rgb: 61, 254, 253;
  --color-blue2: #42afe3;
  --color-blue2-rgb: 66, 175, 227;
  --color-glow: rgba(66, 175, 227, 0.8);
  --color-blue3: #6dc7ea;
  --color-green: #6be5ac;
  --color-gray: #f5f5f5;
  --leading-trim: calc((1em - 1lh) / 2);
}

@font-face {
  font-family: "icon";
  src: url("../font/icon.woff?v2") format("woff");
  font-weight: normal;
  font-style: normal;
  font-display: block;
}

:where(html) {
  font-size: 16px;
  font-feature-settings: "palt";
  min-width: 320px;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  overflow-y: scroll;
  overscroll-behavior: contain;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

:where(html)::-webkit-scrollbar {
  display: none;
}

:where(html)[lang=ja] {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
}

:where(html)[lang=zh-cmn-Hans] {
  font-family: "Noto Sans SC", sans-serif;
}

:where(html)[lang=zh-cmn-Hant] {
  font-family: "Noto Sans TC", sans-serif;
}

:where(button) {
  all: unset;
  appearance: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

:where(button):focus-visible {
  outline: auto;
}

:where(input, button, textarea, select) {
  font: inherit;
  color: inherit;
}

:where(textarea) {
  resize: vertical;
  resize: block;
}

:where(button, label, select, summary, [role=button], [role=option]) {
  cursor: pointer;
}

:where(a) {
  color: inherit;
  text-decoration: none;
}

:where(svg, video, canvas, iframe) {
  display: block;
}

:where(img) {
  vertical-align: top;
  width: 100%;
  max-width: 100%;
}

ul,
ol {
  list-style: none;
}